|A county density of population map that was 3D printed.|
The story of a manufacturer able to "print" an air tube needed to spare the life of a child is as good as it gets. The article at manufacturing.net tells that the boy would not have left the hospital alive without it but has now lived 16 months, and counting, with it.
Yes, this is a must read. It's easy to see how 3D printing has a place in our future.